accessibility.js 1.7 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.Accessibility = void 0;
  6. /**
  7. * Copyright 2017 Google Inc. All rights reserved.
  8. * Modifications copyright (c) Microsoft Corporation.
  9. *
  10. * Licensed under the Apache License, Version 2.0 (the "License");
  11. * you may not use this file except in compliance with the License.
  12. * You may obtain a copy of the License at
  13. *
  14. * http://www.apache.org/licenses/LICENSE-2.0
  15. *
  16. * Unless required by applicable law or agreed to in writing, software
  17. * distributed under the License is distributed on an "AS IS" BASIS,
  18. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  19. * See the License for the specific language governing permissions and
  20. * limitations under the License.
  21. */
  22. function axNodeFromProtocol(axNode) {
  23. const result = {
  24. ...axNode,
  25. value: axNode.valueNumber !== undefined ? axNode.valueNumber : axNode.valueString,
  26. checked: axNode.checked === 'checked' ? true : axNode.checked === 'unchecked' ? false : axNode.checked,
  27. pressed: axNode.pressed === 'pressed' ? true : axNode.pressed === 'released' ? false : axNode.pressed,
  28. children: axNode.children ? axNode.children.map(axNodeFromProtocol) : undefined
  29. };
  30. delete result.valueNumber;
  31. delete result.valueString;
  32. return result;
  33. }
  34. class Accessibility {
  35. constructor(channel) {
  36. this._channel = void 0;
  37. this._channel = channel;
  38. }
  39. async snapshot(options = {}) {
  40. const root = options.root ? options.root._elementChannel : undefined;
  41. const result = await this._channel.accessibilitySnapshot({
  42. interestingOnly: options.interestingOnly,
  43. root
  44. });
  45. return result.rootAXNode ? axNodeFromProtocol(result.rootAXNode) : null;
  46. }
  47. }
  48. exports.Accessibility = Accessibility;